PAT48AV Specifications
■ Main Processor
∙486SX, 486DX, or Cyrix M6 microprocessor for up to 50MHz.
■ Processor Upgrades
∙Available with a ZIF socket for a 487SX, OverDrive, 486DX2, or
Pentium Overdrive processor
■ Cache Memory
∙8KB of on-chip cache memory
∙64K, 128K, or 256K of write-back secondary cache memory.
■ Main Memory
∙Up to 128MB of total main memory
∙Eight 30 pin SIMM sockets for 256Kx9, 1Mx9, 4Mx9, or 16Mx9
■ Expansion Slots
∙Three VL-Bus slots (Two master, one slave)
∙Seven ISA slots
PAT48AV Jumper settings
JP3 |
BIOS Setup |
1-2 |
Use the onboard battery |
2-3 |
Clear CMOS RAM |
1-2 |
Use an external battery connected to J2 |
JP1 |
Video Type |
OFF |
Monochrome |
ON |
Colour |
Jumper |
486SX |
487SX |
486DX |
M6 |
Pentium OD |
JP8 |
1-2 |
1-2 |
1-2 |
2-3 |
1-2 |
JP9 |
1-2 |
1-2 |
1-2 |
1-2 |
2-3 |
JP10 |
1-2 |
1-2 |
1-2 |
2-3 |
1-2 |
JP12 |
OFF |
1-2 |
2-3 |
OFF |
1-2 |
JP13 |
1-2 |
1-2 |
1-2 |
1-2 |
2-3 |
JP14 |
1-2 |
1-2 |
1-2 |
2-3 |
2-3 |
JP15 |
ON |
ON |
ON |
OFF |
ON |
JP16 |
ON |
ON |
ON |
OFF |
ON |
JP17 |
OFF |
OFF |
OFF |
2-3 |
1-2 |
JP18 |
1-2 |
2-3 |
2-3 |
1-2 |
2-3 |
JP22 |
Bus wait state |
2-3 |
1 w/s 50MHz |
1-2 |
0 wait state |
JP23 |
CPU Speed |
1-2 |
25/33MHz |
2-3 |
40/50MHz |
JP19 |
JP19 |
JP19 |
JP19 |
External CPU Speed |
ON |
OFF |
ON |
ON |
25MHz |
ON |
ON |
OFF |
ON |
33MHz |
OFF |
OFF |
ON |
OFF |
40MHz |
OFF |
ON |
OFF |
OFF |
50MHz |